Bošković, Ruđer Josip, Theoria philosophiae naturalis redacta ad unicam legem virium in natura existentium

Table of handwritten notes

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            ubi jam deventum fuerit ad arcum gravitatis, & </s>
            <s xml:space="preserve">vires exi-
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            guas, debeat eſſe ad ſenſum eadem, & </s>
            <s xml:space="preserve">diſcrimen aliquod ha-
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            beri poſſit tantummodo in heterogeneis particulis a diverſo ea-
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            rum textu. </s>
            <s xml:space="preserve">Patet igitur, unde celeritas ingens provenire poſ-
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            ſit, & </s>
            <s xml:space="preserve">ſi quod eſt celeritatis diſcrimen exiguum.</s>
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          </p>
          <note position="left" xml:space="preserve">Unde propa-
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          gatio rectili-
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          nea: incurſum
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          immediatum
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          punctorum lu-
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          cis, in puncta
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          medii nullum
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          haberi: virium
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          in medio ho-
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          mogeneo exi-
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          guam inæquali-
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          tatem eludi a
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          tenuitate, & ce-
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          leritate lumi-
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          nis.</note>
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            <s xml:space="preserve">475. </s>
            <s xml:space="preserve">Quod pertinet ad propagationem rectilineam per me-
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            dium homogeneum diaphanum, & </s>
            <s xml:space="preserve">ad motum liberum ſine ullo
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            impedimento a particulis ipſius luminis, vel medii diaphani,
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            id in mea Theoria admodum facile exponitur, quod in aliis
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            ingentem difficultatem parit. </s>
            <s xml:space="preserve">Et quidem quod pertinet ad im-
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            pedimenta, ſi curva virium nullum habeat arcum aſymptoti-
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            cum perpendicularem axi præter primum; </s>
            <s xml:space="preserve">oſtenſum eſt nu
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            m.
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            </s>
            <s xml:space="preserve">362, ſola ſatis magna velocitate obtineri poſſe apparentem
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            compenetrationem duarum ſubſtantiarum, quam tenuitas, & </s>
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            homogeneitas ſpatii, per quod tranſitur, plurimum juvat. </s>
            <s xml:space="preserve">Quo-
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            niam reſpectu punctorum materiæ prorſus indiviſibilium, & </s>
            <s xml:space="preserve">in-
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            extenſorum infinities infinita ſunt puncta ſpatii exiſtentia in
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            eodem plano; </s>
            <s xml:space="preserve">inſinities infinite eſt improbabilis pro quovis
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            momento temporis directio motus puncti materiæ cujuſvis
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            accurate verſus aliud punctum materiæ, ac improbabilitas pro
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            ſumma momentorum omnium contentorum dato quovis tem-
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            pore utcunque longo evadit adhuc infinita. </s>
            <s xml:space="preserve">Ingens quidem eſt
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            numerus punctorum lucis, & </s>
            <s xml:space="preserve">propemodum immenſus, ſed in
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            mea Theoria utique finitus. </s>
            <s xml:space="preserve">Ea puncta quovis momento tem-
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            poris directiones motuum habent numero propemodum im-
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            menſo, ſed in mea Theoria finito. </s>
            <s xml:space="preserve">Verum quidem eſt, ubi-
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            cunque oculus collocetur in immenſa propemodum ſuperſicie
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            ſphæræ circa unam fixam remotiſſimam deſcripta, immo intra
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            ipſam ſphæram, videri fixam, & </s>
            <s xml:space="preserve">proinde aliquam luminis
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            particulam afficere noſtrum oculum: </s>
            <s xml:space="preserve">ſed id fit in mea Theo-
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            ria non quia accurate in omnibus abſolute infinitis directio-
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            nibus adveniant radii, ſed quod pupilla, & </s>
            <s xml:space="preserve">fibræ oculorum
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            non unicum punctum ſunt, & </s>
            <s xml:space="preserve">vires punctorum particulæ lu-
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            minis agunt ad aliquod intervallum. </s>
            <s xml:space="preserve">Hinc quovis utcunque
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            longo tempore nullus debet accidere caſus in mea Theoria,
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            in quo punctum aliquod luminis directe tendat contra aliquod
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            aliud punctum vel luminis, vel ſubſtantiæ cujuſvis, ut in ipſum
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            debeat incurrere. </s>
            <s xml:space="preserve">Quamobrem per incurſum, & </s>
            <s xml:space="preserve">immediatum
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            impactum nullum punctum luminis aut ſiſtet motum ſuum,
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            aut deſlectet.</s>
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          <p>
            <s xml:space="preserve">476. </s>
            <s xml:space="preserve">Id quidem commune eſt omnibus corporibus, quæ
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              <note position="left" xlink:label="note-0272-02" xlink:href="note-0272-02a" xml:space="preserve">Si ſatis ma-
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              gnam velocita-
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              tem habeant;
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              quævis, ſolida
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              etiam, tranſi-
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              tura trans alia
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              ſolida ſine ulla
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              motuum per-
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              turbatione.</note>
            corpora inter ſe congrediuntur. </s>
            <s xml:space="preserve">Ea nullum habent in mea
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            Theoria punctum immediatum inc
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            urrens in aliud punctum;
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            </s>
            <s xml:space="preserve">quam ob cauſam & </s>
            <s xml:space="preserve">illud ibidem dixi, ſi nullæ vires mutuæ
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            adeſſent, debere utique haberi apparentem quandam compe-
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            netrationem omnium maſſarum: </s>
            <s xml:space="preserve">ſed adhuc vel ex hoc ſolo ca-
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            pite veram compenetrationem haberi nunquam omnino poſſe. </s>
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            Vires igitur, quæ ad aliquam diſtantiam protenduntur, </s>
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